BA 349 then BA 448 at Heathrow
Nice → London → Amsterdam
Timetable, London time
21:05BA 349 from Nice at the gate
19:35BA 448 to Amsterdam leaves the gate
22 h 30 apart on the timetable, overnight
BA 448 leaves 22 h 30 after BA 349 arrives on the timetable: more than half a day, so not a connection we count.